cisco-sa-sdwan-privesc-cli-xkGwmqKu: Cisco SD-WAN Software Arbitrary File Corruption Vulnerability
First published: Wed Sep 28 2022(Updated: )
A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to overwrite and possibly corrupt files on an affected system. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by injecting arbitrary commands that are executed as the root user account. A successful exploit could allow the attacker to overwrite arbitrary system files, which could result in a denial of service (DoS) condition. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. This advisory is available at the following link:https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-privesc-cli-xkGwmqKu
Credit: by James Spadaro the Cisco Advanced Security Initiatives Group
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco SD-WAN Solution | =20.9<20.9.1=20.8<20.8.1>=20.4<=20.6<20.6.2=20.3<20.3.5>=18.3 and earlier=19.2<=20.1<20.1.3 | 20.9.1 20.8.1 20.6.2 20.3.5 20.1.3 |
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Reference Links
Frequently Asked Questions
What is the severity of cisco-sa-sdwan-privesc-cli-xkGwmqKu?
The severity of cisco-sa-sdwan-privesc-cli-xkGwmqKu is classified as high due to its potential to allow a local attacker to overwrite critical files.
How do I fix cisco-sa-sdwan-privesc-cli-xkGwmqKu?
To fix cisco-sa-sdwan-privesc-cli-xkGwmqKu, you should upgrade to a patched version of Cisco SD-WAN Software, such as 20.9.1 or 20.8.1.
Who is affected by cisco-sa-sdwan-privesc-cli-xkGwmqKu?
All authenticated users on affected versions of Cisco SD-WAN Software are vulnerable to cisco-sa-sdwan-privesc-cli-xkGwmqKu.
What types of attacks does cisco-sa-sdwan-privesc-cli-xkGwmqKu enable?
cisco-sa-sdwan-privesc-cli-xkGwmqKu enables attacks that can lead to unauthorized file overwriting and corruption on the device.
Is there a workaround for cisco-sa-sdwan-privesc-cli-xkGwmqKu?
There are no official workarounds recommended for cisco-sa-sdwan-privesc-cli-xkGwmqKu; upgrading to a secure version is necessary.
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- agent/source
- agent/softwarecombine
- vendor/cisco
- canonical/cisco sd-wan solution
- version/cisco sd-wan solution/20.9
- version/cisco sd-wan solution/20.8
- version/cisco sd-wan solution/20.4
- version/cisco sd-wan solution/20.6
- version/cisco sd-wan solution/20.3
- version/cisco sd-wan solution/18.3 and earlier
- version/cisco sd-wan solution/19.2
- version/cisco sd-wan solution/20.1